RationalNumber class moved to utils package; copyright notice added
Merge branch 'master' into ice-cream-sandwich
new menu icons
Merge branch 'master' into ice-cream-sandwich

Conflicts:
	icons/menu/ic_menu_add.png
	icons/menu/ic_menu_refresh.png
	src/org/geometerplus/android/fbreader/network/action/LanguageFilterAction.java
fixed ColorDict 3 integration
Merge branch 'master' into ice-cream-sandwich
better word
Merge branch 'master' into ice-cream-sandwich